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clk: ingenic: Remove unused functions

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These functions are not called anywhere anymore, they can safely be
removed.

Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
This commit is contained in:
Paul Cercueil 2019-06-11 20:07:56 +02:00 committed by Stephen Boyd
parent 32ebc193cd
commit 9a838844a0
1 changed files with 0 additions and 73 deletions
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73
drivers/clk/ingenic/jz4740-cgu.c
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@ -20,7 +20,6 @@
#include <linux/io.h>
#include <linux/of.h>
#include <dt-bindings/clock/jz4740-cgu.h>
#include <asm/mach-jz4740/clock.h>
#include "cgu.h"
#include "pm.h"
@ -252,75 +251,3 @@ static void __init jz4740_cgu_init(struct device_node *np)
ingenic_cgu_register_syscore_ops(cgu);
}
CLK_OF_DECLARE(jz4740_cgu, "ingenic,jz4740-cgu", jz4740_cgu_init);
void jz4740_clock_set_wait_mode(enum jz4740_wait_mode mode)
{
uint32_t lcr = readl(cgu->base + CGU_REG_LCR);
switch (mode) {
case JZ4740_WAIT_MODE_IDLE:
lcr &= ~LCR_SLEEP;
break;
case JZ4740_WAIT_MODE_SLEEP:
lcr |= LCR_SLEEP;
break;
}
writel(lcr, cgu->base + CGU_REG_LCR);
}
void jz4740_clock_udc_disable_auto_suspend(void)
{
uint32_t clkgr = readl(cgu->base + CGU_REG_CLKGR);
clkgr &= ~CLKGR_UDC;
writel(clkgr, cgu->base + CGU_REG_CLKGR);
}
EXPORT_SYMBOL_GPL(jz4740_clock_udc_disable_auto_suspend);
void jz4740_clock_udc_enable_auto_suspend(void)
{
uint32_t clkgr = readl(cgu->base + CGU_REG_CLKGR);
clkgr |= CLKGR_UDC;
writel(clkgr, cgu->base + CGU_REG_CLKGR);
}
EXPORT_SYMBOL_GPL(jz4740_clock_udc_enable_auto_suspend);
#define JZ_CLOCK_GATE_UART0 BIT(0)
#define JZ_CLOCK_GATE_TCU BIT(1)
#define JZ_CLOCK_GATE_DMAC BIT(12)
void jz4740_clock_suspend(void)
{
uint32_t clkgr, cppcr;
clkgr = readl(cgu->base + CGU_REG_CLKGR);
clkgr |= JZ_CLOCK_GATE_TCU | JZ_CLOCK_GATE_DMAC | JZ_CLOCK_GATE_UART0;
writel(clkgr, cgu->base + CGU_REG_CLKGR);
cppcr = readl(cgu->base + CGU_REG_CPPCR);
cppcr &= ~BIT(jz4740_cgu_clocks[JZ4740_CLK_PLL].pll.enable_bit);
writel(cppcr, cgu->base + CGU_REG_CPPCR);
}
void jz4740_clock_resume(void)
{
uint32_t clkgr, cppcr, stable;
cppcr = readl(cgu->base + CGU_REG_CPPCR);
cppcr |= BIT(jz4740_cgu_clocks[JZ4740_CLK_PLL].pll.enable_bit);
writel(cppcr, cgu->base + CGU_REG_CPPCR);
stable = BIT(jz4740_cgu_clocks[JZ4740_CLK_PLL].pll.stable_bit);
do {
cppcr = readl(cgu->base + CGU_REG_CPPCR);
} while (!(cppcr & stable));
clkgr = readl(cgu->base + CGU_REG_CLKGR);
clkgr &= ~JZ_CLOCK_GATE_TCU;
clkgr &= ~JZ_CLOCK_GATE_DMAC;
clkgr &= ~JZ_CLOCK_GATE_UART0;
writel(clkgr, cgu->base + CGU_REG_CLKGR);
}